Imaging the chemical fingerprints of molecules
Flip through any chemistry textbook and you'll see drawings of the chemical structure of molecules—where individual atoms are arranged in space and how they're chemically bonded to each other. For decades, chemists could only indirectly determine c.....»»
Environmental pollution and human health—how worried should we be?
If not the root of all evil, chemical pollution is surely responsible for a good chunk of it. At least, that's how it feels sometimes when reading the news and the latest research......»»
Nanoscopic imaging aids in understanding protein, tissue preservation in ancient bones
A pilot study from North Carolina State University shows that nanoscopic 3D imaging of ancient bone not only provides further insight into the changes soft tissues undergo during fossilization, it also has potential as a fast, practical way to determ.....»»
New insights into interfacial hydrogen bonds could enhance photocatalytic hydrogen evolution
Photocatalytic hydrogen evolution from water is a key technology for achieving sustainable hydrogen production. However, the direct impact of the microscopic structure of interfacial water molecules on photocatalytic reactivity remains unexplored......»»
Study shows how waste Styrofoam can be transformed into polymers for electronics
A new study conducted by researchers from the University of Delaware and Argonne National Laboratory describes a chemical reaction that can convert Styrofoam into a high-value conducting polymer known as PEDOT:PSS......»»
Chemists develop a stable reagent for carbon-atom transfer
Professor Max Martin Hansmann from the Department of Chemistry and Chemical Biology and his team have developed a new reagent for selectively adding carbon atoms to molecules. This promising development for basic research in organic chemistry has bee.....»»
Chemists design novel method for generating sustainable fuel
Chemists have been working to synthesize high-value materials from waste molecules for years. Now, an international collaboration of scientists is exploring ways to use electricity to streamline the process......»»
New technique to diagnose cancer metastasis uses origami nanoprobes
Johns Hopkins engineers have created a new optical tool that could improve cancer imaging. Their approach, called SPECTRA, uses tiny nanoprobes that light up when they attach to aggressive cancer cells, helping clinicians distinguish between localize.....»»
Signatures of life could survive near surfaces of the moons Enceladus and Europa, NASA experiment suggests
Europa, a moon of Jupiter, and Enceladus, a moon of Saturn, have evidence of oceans beneath their ice crusts. A NASA experiment suggests that if these oceans support life, signatures of that life in the form of organic molecules (e.g. amino acids, nu.....»»
Nano-scale materials that mimic enzymes could convert CO₂ into chemical building blocks
Montana State University researcher James Crawford recently published a collaborative paper with the National Renewable Energy Laboratory that marks a step forward in their quest for what he calls a "holy grail" of chemistry: converting the greenhous.....»»
Scientists unveil cosmic fingerprints of sulfur rings
For the first time, a team of scientists from HFML-FELIX at Radboud University has unveiled the cosmic fingerprints of sulfur rings. These results, published in Nature Communications, may shed new light on the way sulfur was transported from dark int.....»»
High-speed camera for molecules: Entangled photons enable Raman spectroscopy
In recent years, two cutting-edge technologies have rapidly gained momentum: quantum entangled light sources and ultrafast stimulated Raman spectroscopy......»»
Paving the way to extremely fast, compact computer memory
For decades, scientists have been studying a group of unusual materials called multiferroics that could be useful for a range of applications including computer memory, chemical sensors and quantum computers......»»
Study shows how organic molecules impact gold nanoparticles" electrochemical properties
A new study shows how organic molecules greatly influence the redox potential of gold nanoparticles, with differences up to 71 mV. Using experiments and computer simulations, the study highlights the important role of capping agents in controlling th.....»»
SubSnipe: Open-source tool for finding subdomains vulnerable to takeover
SubSnipe is an open-source, multi-threaded tool to help find subdomains vulnerable to takeover. It’s simpler, produces better output, and has more fingerprints than other subdomain takeover tools. “SubSnipe does some additional verificati.....»»
Low-cost cellphone-based Raman spectrometer system can identify unknown biological molecules within minutes
Imagine knowing what berry or mushroom is safe to eat during a hike or swiftly detecting pathogens in a hospital setting that would traditionally require days to identify......»»
Scientists develop new AI method to create material "fingerprints"
Like people, materials evolve over time. They also behave differently when they are stressed and relaxed. Scientists looking to measure the dynamics of how materials change have developed a new technique that leverages X-ray photon correlation spectr.....»»
Firmware update hides Bluetooth fingerprints
A smartphone’s unique Bluetooth fingerprint could be used to track the device’s user–until now. A team of researchers has developed a simple firmware update that can completely hide the Bluetooth fingerprint, eliminating the vulnerability. Blue.....»»
Solar energy-driven H₂O₂ photosynthesis from water and oxygen using Ba-implanted ordered carbon nitride
H2O2, a green oxidant and clean fuel, is in high demand across chemical industries, environmental treatments, and even aerospace. However, traditional production methods rely on energy-intensive processes that are not environmentally friendly. Scient.....»»
New tool can predict bitterness in foods without prior knowledge of their chemical structures
BitterMasS, a novel tool utilizing mass spectrometry, promises advancements in predicting bitterness in compounds. Developed through interdisciplinary collaboration, it offers enhanced precision and efficiency compared to traditional methods, with wi.....»»
Using RNA technology to develop a chemical-free way for controlling flystrike in sheep
A chemical-free method of controlling flystrike in sheep is a step closer, according to University of Queensland research......»»